(USA) Principal, Software Engineer
About The Position
As a Principal Software Engineer at Walmart, you will lead the design and delivery of scalable platform capabilities, driving innovation in cloud-native architectures and AI/ML integration. This role requires overseeing the full software development lifecycle across multiple teams, ensuring high availability and system reliability. You will provide strategic technical leadership, mentor engineering teams, and collaborate with cross-functional partners to translate complex business needs into effective technical solutions. Your expertise will support Walmart’s long-term platform evolution while fostering continuous improvement and operational excellence. The Search and Discovery Customer Experience Team enhances browsing, searching, and navigation on Walmart’s website and apps. This team brings together experts in product management, design, engineering, content, research, and analytics to ensure clear, accessible, and engaging item detail pages. They focus on delivering accurate product information, intuitive layouts, and seamless interactions that support informed purchasing decisions. By leveraging user research and data-driven insights, the team continuously improves usability and accessibility, creating a smooth and enjoyable shopping experience for all customers.
Requirements
- 10+ years in software development, focused on large-scale distributed systems with a large user base
- Proven architect track record — data-backed services, high-scale applications, end-to-end delivery
- Advanced knowledge of distributed system design, design patterns, data structures, and algorithms
- Full-stack proficiency: React, iOS, Android, Node.js, Java
- Strong API development skills — Node.js, GraphQL, RESTful services
- Familiarity with public cloud platforms (Azure or GCP)
- Excellent technical debugging skills
- Strong decision-making ability — balances competing priorities in fast-paced, complex environments
- Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years’ experience in software engineering or related area.
- 7 years’ experience in software engineering or related area.
Nice To Haves
- Master’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years' experience in software engineering or related area.
- Background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
- Knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.
Responsibilities
- Lead technical architecture for complex systems — scalability, performance, and security aligned to business goals
- Set technical direction; drive coding standards, design patterns, and engineering best practices org-wide
- Mentor engineers through code reviews, design discussions, and hands-on guidance
- Deliver high-quality software with rigorous unit testing, CI, and continuous integration practices
- Own technical documentation for architectural decisions and design options
- Lead discovery phases of major projects; define scope and milestones
- Collaborate with Business, Product, UX, QA, and DevOps; bridge technical and non-technical stakeholders
- Stay current on emerging tools and methodologies; champion a culture of learning and innovation
Benefits
- Competitive pay
- Performance-based bonus awards
- Medical coverage
- Vision coverage
- Dental coverage
- 401(k)
- Stock purchase
- Company-paid life insurance
- PTO (including sick leave)
- Parental leave
- Family care leave
- Bereavement
- Jury duty
- Voting leave
- Short-term disability
- Long-term disability
- Company discounts
- Military Leave Pay
- Adoption and surrogacy expense reimbursement
- PPTO that can be used for vacation, sick leave, holidays, or other purposes
- Walmart-paid education benefit program (Live Better U) for full-time and part-time associates
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Job Type
Full-time
Career Level
Principal
Education Level
Associate degree
